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Saint Paul, MN

Basement waterproofing and foundation repair costs in Saint Paul

Local cost ranges and contractors for every job that keeps water out ofa Saint Paul home, with the soil, water-table, freeze-thaw, and permit data specific to Saint Paul, MN, not a national average.

What each job costs in Saint Paul, MN

Modeled ranges for the five most common basement and foundation jobs in Saint Paul. Pick a job below for its permit notes, guides, and free quotes.

Service in Saint PaulLowAverageHigh
Basement Waterproofing$2,250$4,900$7,500
Foundation Repair$2,150$5,250$8,350
Crawl Space Encapsulation$2,900$5,600$8,250
French Drain Installation$1,450$3,850$6,200
Sump Pump Installation$650$1,450$2,250

These ranges are estimates modeled from regional Minnesota pricing, not quotes from local projects. What you pay depends on square footage, access, and how severe the problem is, so treat this as a starting point and compare real quotes.

Costs & FAQ by service in Saint Paul

Basement Waterproofing in Saint Paul

$2,250$7,500

Average basement waterproofing · avg $4,900

Interior and exterior systems that stop water seepage through foundation walls and floors.

How much does basement waterproofing cost in Saint Paul?+

In Saint Paul, basement waterproofing typically runs $2,250–$7,500, averaging about $4,900. That range is an estimate modeled from regional Minnesota pricing rather than local project data, and the size of the job, access to the foundation, and how far the damage has progressed matter more than any regional average.

Do I need a permit for basement waterproofing in Saint Paul?+

Structural foundation work and exterior excavation generally require a permit, while interior waterproofing and minor crack sealing often do not. Requirements and fees are set locally, so confirm with your city or county building department before work starts. Permits are issued by City of Saint Paul, Department of Safety and Inspections. Saint Paul does not charge a flat permit fee for foundation repair or waterproofing. The building permit fee is set by project valuation under the city's Building Permit Fee Schedule (Section 33.04 of the Legislative Code, effective 2/25/2023): $36 for work valued at $500 or less, $190 in the $5,001 to $6,000 range, $606 in the $25,001 to $26,000 range, and $983 in the $50,001 to $51,000 range, up to $1,522 for valuations of $99,001 to $100,000. Above $100,000 the fee is $1,499 for the first $100,000 plus $8 for each additional $1,000 or fraction thereof; a Minnesota state surcharge also applies under Minn. Stat. 326B.148 ($0.50 for jobs valued $1 to $1,000, or 0.0005 times job value up to $1,000,000), and a plan check fee of 65% of the permit fee applies to valuations over $1,000. The schedule covers the building permit fee only and excludes SAC, Parkland Dedication, Zoning, and other miscellaneous charges.

Is basement waterproofing worth it in Saint Paul?+

With 37.9" of annual rainfall and about 77 freeze-thaw cycles a year, untreated water intrusion in Saint Paul tends to worsen each season, so most homeowners find addressing it early is far cheaper than structural repair later.

At a glance · Saint Paul
Typical timeline
1–3 days
Water table rises to
~2.5 ft · above basement floor
Permit
Usually required
Local soil
Kingsley (mixed drainage)
Slow-draining ground
6 / 12 sampled points
Freeze-thaw cycles
77 / yr
Local pros
9 available

What affects the cost in Saint Paul

Annual rainfall
37.9"
Freeze-thaw cycles / yr
77
Avg winter low
10°F

Climate: ERA5 reanalysis via Open-Meteo

USDA soil maps put Kingsley soils across much of Saint Paul, with 6 of the 12 rated sample points in slow-shedding hydrologic groups. Drainage is genuinely mixed across the city, and roughly 77 freeze-thaw cycles a year work at any crack that lets it in. Soil varies sharply across Saint Paul, so treat this as the pattern across 17 sampled points rather than a description of your lot.

Soil: USDA NRCS SSURGO · Urban land-Kingsley complex, 3 to 15 percent slopes · 17 points sampled

Permits in Saint Paul

Structural foundation work and exterior excavation generally require a permit, while interior waterproofing and minor crack sealing often do not. Requirements and fees are set locally, so confirm with your city or county building department before work starts.

Saint Paul does not charge a flat permit fee for foundation repair or waterproofing. The building permit fee is set by project valuation under the city's Building Permit Fee Schedule (Section 33.04 of the Legislative Code, effective 2/25/2023): $36 for work valued at $500 or less, $190 in the $5,001 to $6,000 range, $606 in the $25,001 to $26,000 range, and $983 in the $50,001 to $51,000 range, up to $1,522 for valuations of $99,001 to $100,000. Above $100,000 the fee is $1,499 for the first $100,000 plus $8 for each additional $1,000 or fraction thereof; a Minnesota state surcharge also applies under Minn. Stat. 326B.148 ($0.50 for jobs valued $1 to $1,000, or 0.0005 times job value up to $1,000,000), and a plan check fee of 65% of the permit fee applies to valuations over $1,000. The schedule covers the building permit fee only and excludes SAC, Parkland Dedication, Zoning, and other miscellaneous charges.

Issuing authority: City of Saint Paul, Department of Safety and Inspections · Official fee schedule · Verified 2026-07-16

See how Saint Paul compares: permit fees in 118 US cities →

What puts water in a Saint Paul basement

The ground under Saint Paul holds water close to the surface: in a typical year the seasonal-high water table modeled from USDA soil survey rises to within about 2.5 ft of grade, shallower than the roughly 7 ft depth of a full basement floor. Where groundwater stands above the floor it presses on the slab and the wall-floor joint, the hydrostatic pressure that drives water through basement concrete.

The soil compounds it: 6 of 12 sampled points are slow-draining ground that holds water rather than shedding it.

Water table rises to
~2.5 ft
Above a ~7 ft basement floor · 2/2 points
Freeze-thaw cycles / yr
77
ERA5 reanalysis
Annual rainfall
37.9"
ERA5 reanalysis
Avg winter low
10°F
ERA5 reanalysis
Slow-draining ground
6/12
sampled points (USDA SSURGO)
Local soil
Kingsley (mixed drainage)

Sources: climate ERA5 reanalysis via Open-Meteo; soil and water table USDA NRCS SSURGO, 17 points sampled. Water-table figures are modeled seasonal highs, not a reading of one lot.

Permits in Saint Paul

Saint Paul does not charge a flat permit fee for foundation repair or waterproofing. The building permit fee is set by project valuation under the city's Building Permit Fee Schedule (Section 33.04 of the Legislative Code, effective 2/25/2023): $36 for work valued at $500 or less, $190 in the $5,001 to $6,000 range, $606 in the $25,001 to $26,000 range, and $983 in the $50,001 to $51,000 range, up to $1,522 for valuations of $99,001 to $100,000. Above $100,000 the fee is $1,499 for the first $100,000 plus $8 for each additional $1,000 or fraction thereof; a Minnesota state surcharge also applies under Minn. Stat. 326B.148 ($0.50 for jobs valued $1 to $1,000, or 0.0005 times job value up to $1,000,000), and a plan check fee of 65% of the permit fee applies to valuations over $1,000. The schedule covers the building permit fee only and excludes SAC, Parkland Dedication, Zoning, and other miscellaneous charges.

Issuing authority: City of Saint Paul, Department of Safety and Inspections · Verified 2026-07-16

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Saint Paulbasement & foundation FAQ

Why do basements take on water in Saint Paul?+

The main driver in Saint Paul is groundwater. The seasonal-high water table (modeled from USDA soil survey) rises to about 2.5 ft below grade, shallower than a typical 7 ft basement floor, so at its peak it presses up against the slab and in at the wall-floor joint. Roughly 77 freeze-thaw cycles a year add frost pressure on top of that.

How much does basement waterproofing cost in Saint Paul?+

As a planning range, basement waterproofing in Saint Paul runs about $2,250–$7,500. That figure is modeled from regional Minnesota pricing, not a survey of local jobs, and what you actually pay depends on the method, the size of the basement, and how the water is getting in. Compare real quotes.

Do I need a permit for foundation or waterproofing work in Saint Paul?+

Structural foundation work and exterior excavation generally require a permit, while interior waterproofing and minor crack sealing often do not. Requirements and fees are set locally, so confirm with your city or county building department before work starts. Permits are issued by City of Saint Paul, Department of Safety and Inspections. Saint Paul does not charge a flat permit fee for foundation repair or waterproofing. The building permit fee is set by project valuation under the city's Building Permit Fee Schedule (Section 33.04 of the Legislative Code, effective 2/25/2023): $36 for work valued at $500 or less, $190 in the $5,001 to $6,000 range, $606 in the $25,001 to $26,000 range, and $983 in the $50,001 to $51,000 range, up to $1,522 for valuations of $99,001 to $100,000. Above $100,000 the fee is $1,499 for the first $100,000 plus $8 for each additional $1,000 or fraction thereof; a Minnesota state surcharge also applies under Minn. Stat. 326B.148 ($0.50 for jobs valued $1 to $1,000, or 0.0005 times job value up to $1,000,000), and a plan check fee of 65% of the permit fee applies to valuations over $1,000. The schedule covers the building permit fee only and excludes SAC, Parkland Dedication, Zoning, and other miscellaneous charges.

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